Saw in Half
Sacrifice
Shipwreck Dowser

   Prerequisites

What do I need to start this combo?
Shipwreck Dowser on the battlefield.
Saw in Half in hand.
Sacrifice in hand or in your graveyard.
2 available

   Steps

How does this combo work?
1
Cast Saw in Half by paying 2, destroying Shipwreck Dowser and creating two token copies of it with base power equal to half the destroyed creature's power and base toughness equal to half the destroyed creature's toughness, rounding up each time.
2
The two Shipwreck Dowser tokens enter the battlefield, returning Sacrifice, if applicable, and Saw in Half from your graveyard to your hand.
3
Cast Sacrifice by paying and sacrificing a Shipwreck Dowser token, adding .
4
Repeat.
5
Once you have infinite mana, you may instead return any other instant or sorcery that can be cast using only black mana in place of Sacrifice using the Shipwreck Dowser tokens to get infinite casts of those instants and/or sorceries.

   Results

What do I get from this combo?
Infinite black mana
Cast a subset of spells in your graveyard
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite magecraft triggers
Infinite sacrifice triggers
Infinite storm count
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Enchantments
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27%synergy
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25%synergy
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14%synergy
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7%synergy
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8%synergy
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8%synergy
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7%synergy
Command Beacon
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7%synergy
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3%synergy
Mana Artifacts
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1%synergy
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50%synergy
Talisman of Hierarchy
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49%synergy
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-3%synergy
Dimir Signet
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26%synergy
Talisman of Dominance
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18%synergy
Fellwar Stone
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18%synergy
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33%inclusion4 decks12 decks
10%synergy
Rakdos Signet
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6%synergy
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6%synergy
Lotus Petal
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12%synergy
Mind Stone
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5%synergy
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12%synergy
Thran Dynamo
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7%synergy
Lands
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76%synergy
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71%synergy
Glacial Fortress
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67%synergy
Command Tower
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22%synergy
Exotic Orchard
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40%synergy
Isolated Chapel
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41%synergy
Drowned Catacomb
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36%synergy
Polluted Delta
62%inclusion16 decks26 decks
49%synergy
Watery Grave
62%inclusion16 decks26 decks
20%synergy
Blood Crypt
58%inclusion7 decks12 decks
20%synergy
Underground River
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35%synergy
Crumbling Necropolis
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23%synergy
Sunken Hollow
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16%synergy
Dragonskull Summit
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15%synergy
Sulfur Falls
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15%synergy
Steam Vents
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11%synergy
Morphic Pool
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19%synergy
Raucous Theater
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31%synergy
Xander's Lounge
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19%synergy
Smoldering Marsh
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Scalding Tarn
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24%synergy
Undercity Sewers
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23%synergy
Sulfurous Springs
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10%synergy
Bloodstained Mire
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20%synergy
Choked Estuary
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16%synergy
Shipwreck Marsh
31%inclusion8 decks26 decks
13%synergy
City of Brass
27%inclusion7 decks26 decks
19%synergy
Darkwater Catacombs
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12%synergy
Swiftwater Cliffs
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19%synergy
Thundering Falls
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16%synergy
Stormcarved Coast
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6%synergy
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2%synergy
Training Center
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1%synergy
Shivan Reef
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-5%synergy
Fetid Pools
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16%synergy
Marsh Flats
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13%synergy
Verdant Catacombs
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12%synergy
Misty Rainforest
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12%synergy
Dimir Aqueduct
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9%synergy
Darkslick Shores
19%inclusion5 decks26 decks
15%synergy
Flooded Strand
19%inclusion5 decks26 decks
8%synergy
Evolving Wilds
19%inclusion5 decks26 decks
-1%synergy
Gemstone Caverns
15%inclusion4 decks26 decks
10%synergy
Sunken Ruins
15%inclusion4 decks26 decks
10%synergy
Cavern of Souls
15%inclusion4 decks26 decks
8%synergy
Clearwater Pathway
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8%synergy
Tainted Isle
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5%synergy
Temple of Deceit
15%inclusion4 decks26 decks
1%synergy
Underground Sea
15%inclusion4 decks26 decks
1%synergy
Path of Ancestry
15%inclusion4 decks26 decks
-7%synergy